from The American Heritage® Dictionary of the English Language, 4th Edition
- intransitive v. To fail, especially in a course or an examination.
- transitive v. To fail (an examination or course).
- transitive v. To give a failing grade to.
- n. The act or an instance of flunking.
- n. A failing grade.
- flunk out To expel or be expelled from a school or course because of work that does not meet required standards.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. Of a student, to fail a class; to not pass.
- v. Of a teacher, to deny a student a passing grade.
from the GNU version of the Collaborative International Dictionary of English
- intransitive v. To fail, as on a lesson; to back out, as from an undertaking, through fear.
- transitive v. To fail in; to fail to pass (a test, examination, or course of study).
- transitive v. To shirk, as a task or duty.
- n. A failure or backing out.
from The Century Dictionary and Cyclopedia
- To fail or give up; break down or back down, as from incompetence or fear: often with out: as, to flunk in a school recitation or examination; to flunk out from a contest.
- To cause to fail, as in a recitation or an examination.
- n. A failure or back-down; in colleges, a complete failure in a recitation or an examination.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. fail to get a passing grade
- n. failure to reach a minimum required performance
Origin unknown.(American Heritage® Dictionary of the English Language, Fourth Edition)
Alteration of funk, or perhaps a blend of flinch and funk. (Wiktionary)